Renewable energy and efficiency upgrades are saving Kentucky schools millions of dollars amid rising utility rates and ...

The energy bill that passed the Senate on June 21 represents an important step toward a new energy direction for this country. The bill includes provisions that will go a long way toward making ...

Energy efficiency in physics is not measured the way most people think about it. Instead of asking how much heat a process ...

One of the biggest reasons to buy a new refrigerator is better energy efficiency compared with an older model. But how much of a difference does energy efficiency make in the long-term costs of a ...

Energy efficiency is a transformative, low-cost solution that can fast-track access to affordable and secure energy and boost economic growth. Amid soaring power demand, driven in part by air ...

Sean Pool explains how the president’s emissions targets for the federal government will save taxpayers money and smooth the transition to a clean energy economy. The Denver Federal Center, pictured ...

Zurich/Switzerland, Brussels/Belgium – WWF calls on European cities and big energy consumers to follow Zurich’s example in promoting energy efficiency. Zurich/Switzerland, Brussels/Belgium – WWF calls ...

It can be confusing figuring out the difference between energy efficiency and renewable energy. In some instances, like solar energy, they appear to be on the surface the same. They are not. Energy ...

We did the math: Here's how much a new fridge model can save you over one that's a decade old. John Carlsen has more than a decade of experience testing and reviewing home tech products, with a major ...

Marco Fellous-Asiani does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations ...